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Q. What is compound?
A compound is a substance which consists of two or more elements chemically combined. The elements in a compound aren't simply mingled together as they are in a mixture. In its place they are combined in a way such that the compound has properties that are different from those of the elements of which it is composed. Every compound is represented by a formula a combination of the symbols of the elements that make up the compounds. You may already recognize some chemical formulas such as H2O for water, NaCl for table salt and NH3 for ammonia.
Benzyne - organic chemistry (1) 1, 2-Didehydrobenzene, C 6 H 6 and its derivatives are known as benzyne or arynes and the simplest member is benzyne. (2) It is neutral re
what is the mass of a proton and electron
Discuss the ion exchange process of water softening. Give an account of the variety of mechanisms of Lubrication. Write notes on bulk and solution polymerization techniques.
Why alcoholic acidity express in terms of sulphuric acid
In a potassium atom, electronic energy levels are in the following order: (1) 4s>3d (2) 4s>4p (3) 4s (4) 4s Ans: 4s
The ionization energy of hydrogen atom is -13.6eV. The energy required to excite the electron in a hydrogen atom from the ground state to the first excited state is (Avogadro's co
Discuss the topic
The Fermi level is The highest occupied energy level at 0 0 K.
standard estimation protocol of glutamic acid
If 8686 C of charge is passed through molten magnesium chloride, calculate the number of moles of Mg(l) produced
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